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Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

There are a lot of training trends worth skipping (outlandishly overcomplicated or downright dangerous exercises are a surefire sign to steer well clear), but the 5x5 workout, for a lot of people, isn ...